<div class="widget widget-archives">
  <h3 class="widget-title">归档</h3>
  <ul>
    {% for date in date_list %}
    <li>
      <a href="{% url 'polls:archive' date.year date.month %}">
          {{ date.year }}年 {{ date.month }}月
      </a>
    </li>
    {% empty %}
      暂无归档！
    {% endfor %}
  </ul>
</div>
